- Companies
- Property developers
- Winchester
- Diamond Business Consulting Limited
Diamond Business Consulting Limited
- Company number
- 06591296
- Incorporated
- 13 May 200818 years trading
- Registered office
- 2 Pennington Close, Colden Common, Winchester, Hampshire, SO21 1UR
- Nature of business
- Development of building projects; Sale, maintenance and repair of motorcycles and related parts and accessories; Management consultancy activities other than financial management
Diamond Business Consulting Limited is a 18-year-old private limited company registered in Winchester, company number 06591296, one of 131 property development companies in Winchester. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £3,083 (+629.2%) on the year before, to £3,573.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £97K against £92K owed within a year: 1.0 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £3,573 | £5,384 | £97K | £92K | 2 |
| 31 May 2024 | £490 | £206 | £61K | £61K | 1 |
| 31 May 2023 | £12K | £369 | £30K | £19K | 0 |
| 31 May 2022 | £163 | £406 | £18K | £18K | 0 |
| 31 May 2021 | -£3,391 | £6,941 | £10K | 0 | |
| 31 May 2020 | £7,716 | £4,901 | £13K | 2 | |
| 31 May 2019 | £7,238 | £3,269 | £11K | 2 | |
| 31 May 2018 | £59 | £0 | £0 | ||
| 31 May 2017 | £3,255 | £75K | £72K | ||
| 31 May 2016 | £9,156 | £75K | £66K |
Where Diamond Business Consulting Limited is registered
The registered office is in Winchester (SO21), in the Winchester local authority area, South East. Show SO21 1UR on a map.
Other trade companies in SO21
- Precision Valeting Kent LtdCleaning companies
- Si Francis Plumbing LtdPlumbers and heating engineers
- Claystone Energy LtdElectricians
- Pretty Fencing LtdLandscapers and gardeners
- Crownridge Roofing & Guttering Solutions LtdRoofers
- MJ Roofing Solutions LtdRoofers
- Claystone Group LtdMachinery repair and installation
- Harris Roofing & Leadwork LtdRoofers
What happens if Diamond Business Consulting Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 06591296
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 May 2008 (18 years ago)
- Registered office
- 2 Pennington Close, Colden Common, Winchester, Hampshire, SO21 1UR
- Nature of business
- Development of building projects (SIC 41100)
Sale, maintenance and repair of motorcycles and related parts and accessories (SIC 45400)
Management consultancy activities other than financial management (SIC 70229) - Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 16 November 2025
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Winchester
Other active property development companies registered in Winchester.
- Diamond Property Holdings Limited1989
- Dna Developments (South) Limited2020
- DSM Structural Ltd2024
- Edge Southern Contracts Limited2024
- Edge TS Developments Limited2023
- Elevate SS Limited2019
- Fairfield Court Farm Development Ltd2024
- Gentian Developments (Petersfield) Limited2011
All property development companies in Winchester · All trades in Winchester · Property developers across the UK
Frequently asked questions
When are Diamond Business Consulting Limited's accounts due?
Diamond Business Consulting Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is Diamond Business Consulting Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Diamond Business Consulting Limited still trading?
Diamond Business Consulting Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Diamond Business Consulting Limited do?
Diamond Business Consulting Limited is registered under Development of building projects (SIC 41100); Sale, maintenance and repair of motorcycles and related parts and accessories (SIC 45400); Management consultancy activities other than financial management (SIC 70229).
How old is Diamond Business Consulting Limited?
Diamond Business Consulting Limited was incorporated on 13 May 2008, 18 years ago.
What is the penalty if Diamond Business Consulting Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Diamond Business Consulting Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.